Updating for 1.0.2 release
[awesomized/libmemcached] / libmemcached / flush_buffers.cc
1 /* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
2 *
3 * Libmemcached library
4 *
5 * Copyright (C) 2011 Data Differential, http://datadifferential.com/
6 * Copyright (C) 2010 Brian Aker All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are
10 * met:
11 *
12 * * Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * * Redistributions in binary form must reproduce the above
16 * copyright notice, this list of conditions and the following disclaimer
17 * in the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * * The names of its contributors may not be used to endorse or
21 * promote products derived from this software without specific prior
22 * written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
25 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
26 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
27 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
28 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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30 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
31 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 *
36 */
37
38 #include <libmemcached/common.h>
39
40 memcached_return_t memcached_flush_buffers(memcached_st *memc)
41 {
42 memcached_return_t ret= MEMCACHED_SUCCESS;
43
44 for (uint32_t x= 0; x < memcached_server_count(memc); ++x)
45 {
46 memcached_server_write_instance_st instance=
47 memcached_server_instance_fetch(memc, x);
48
49 if (instance->write_buffer_offset != 0)
50 {
51 if (instance->fd == -1 &&
52 (ret= memcached_connect(instance)) != MEMCACHED_SUCCESS)
53 {
54 WATCHPOINT_ERROR(ret);
55 return ret;
56 }
57
58 if (memcached_io_write(instance, NULL, 0, true) == -1)
59 {
60 ret= MEMCACHED_SOME_ERRORS;
61 }
62 }
63 }
64
65 return ret;
66 }